<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>Google Authenticator</title>
  <style>
    .Gcode {
      color: red
    }
  </style>
</head>

<body>

  <p>
  <h3>计算Google Code</h3>
  <input type="text" class="Gkey" value='XXXXXXXXXXXXXX'>
  <P>
    <span class='Gcode' id="GCSCODE"></span>
  </P>
  </p>


  <script src="code_totp.js"></script>
  <script src="sjcl.js"></script>

</body>

</html>